Finding the Fourth Proportional to 479,506.96, 661,716.35 and 264,647.02
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Solution
The fourth proportional to 479,506.96, 661,716.35 and 264,647.02 is: 365,211.09
Step by Step Solution
- Step 1: Write the proportion equation
479,506.96 : 661,716.35 = 264,647.02 : x - Step 2: Convert to fraction form
479,506.96/661,716.35 = 264,647.02/x - Step 3: Cross multiply
479,506.96x = 661,716.35 × 264,647.02 - Step 4: Simplify right side
479,506.96x = 175,121,257,135.25 - Step 5: Solve for x
x = 175,121,257,135.25/479,506.96 - Step 6: Final answer
x = 365,211.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.